Question

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Answer 1

Respuesta:

:3

Explicación paso a paso:

1.

a+b= -1 + 3= 2

b-c= 3 - 2= 1

a +c= -1 -20 -3

c-a= -2 +1 = -1

2.

a+b= 4 - 2= 2

b-c= -2-5= -7

a +c= 4 + 5= 9

c-a= 5 -4=1

3.

a+b= -6 +1= -5

b-c= 1-4= -3

a +c= 6+4=10

c-a= 4 +6= 10

Answer 2

(-1+3) (3-2)(-1+-2)(-2-1)
(4-2)(-2-5)(4+5)(5-4)